Oh, yeah, I forgot about that. In my misspent youth I discovered that
they glow purple in the presence of RF, at least on 10 meters where I
Dr. Gerald N. Johnson wrote:
> On 7/15/2010 1:56 PM, Bwana Bob wrote:
>> How about using an NE-2 neon bulb as an RF sniffer?
>> Bob WB2VUF
> Works well, even shows very coarse frequency information by the color of
> the glow.
> 73, Jerry, K0CQ
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